Add this Fantech FIDT10 Fiberglass Insulated Silver Flex Duct to your HVAC system or bathroom fan for energy efficiency. Its low-friction design reduces air leakage and heat transfer with R4.2 fiberglass insulation.

• Reduced Costs: Improve overall thermal performance and reduce energy consumption by using this 10-inch flexible duct.
• Core: An air-tight inner core keeps the air flowing in the direction it should, with reduced leakage.
• Material: A puncture and tear metalized polyester jacket protects the outside.
• Dimensions: This ducting has a 10-inch diameter, with a 25-foot length